Read Sony DVP-FX94 / DVP-FX950 / DVP-FX950WM / DVP-FX955 Service Manual online
No power on
by battery
by battery
Is battery
OK?
OK?
Replace
battery
battery
No power on
by adaptor
by adaptor
Is adaptor
out 9 5V
out 9 5V
Is P1 OK?
Replace
adaptor
adaptor
Replace P1
Is Q1 OK?
Replace Q1
Is D2 OK?
Replace D2
No +3.3V
Is U2 OK?
Replace U2
No+1.8V
Is U1 OK?
Replace U1
No +5.2V
Is U3 OK?
Replace U3
No LCD
power
power
Is U3 OK?
Replace U3
SECTION 8
TROUBLESHOOTING
8-1. ELECTRICAL TROUBLE SHOOTING GUIDE
1. A. Power(DC-DC Converter) circuit
DVP-FX94/FX950/FX950WM/FX955
8-1
Check U15
Check U14
Check signals from
U6(MT1389LP)
U6(MT1389LP)
Replace U6
Check audio jack &
mode
mode
Is U13 OK?
Is speaker OK?
Replace speaker
Replace U13
Replace J7,J8
Is J7,J8 OK?
Audio out abnormal
Speaker abnormal
B. Audio out abnomal
C. Speaker abnomal
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